geofence: Low power geofence HW implementation

HW implemntation overwrites the SW implementation

Change-Id: I8762b0b2e3c5001622f9c8aa2a845ee64104faa3
gps: LocationManager CTS proximity test fix

CTS proximity tests needs to use GeoFenceManager
for GeoFences to be able to see mock locations
CRs-Fixed: 452172

Change-Id: Ie7fca5e8078340e8fbbce6f9bb6a4cc62b72866d